Size 6:
<br />1.HANDS-FREE CALLING, STEREO SOUND QUALITY: Simply paired your phone with the Bluetooth Adapter and its hands-free system can set free your hands during answer the calls and let you safely drive. CVC Technology creates full duplex sound, Noise and Wind will be suppressed (Please select an unused FM frequency and turn the FM transmitter into the same frequency).
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<br />2.MULTI-FUNCTION: This Bluetooth FM transmitter can transmit audio files from mobile devices to car stereo system via FM radio signal. It can play music files in the FLAC, WAV, MP3, WMA formats on a TF card with a capacity of up to 32GB (Please insert the TF card into the device while using, it will automatically detect and play music in the TF card). With 3.5mm audio port, it supports AUX input/output.
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<br />3.LARGE DISPLAY SCREEN DESIGN: 1.44 inches amazing screen is allowed to clearly display current voltage of the storage battery of your car, also the song names of TF card or caller ID.
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<br />4.QUICK CHARGE: 5V/2.1A USB car charger can charges your favorite mobile devices fast, and it can automatically adjust the output power to different smart phone.
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<br />5.BROAD COMPATIBILITY: Universal design for all types of devices! You can use it as an Phone 7/6/6plus/6s, a Samsung galaxy s4 s5 s6 s7 edge, Hands-Free Calling and Car Charger, or for charging your Pads device, other smartphones and tablets, GPS units, Pods, MP3 players and more.
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<br />Specifications:
<br />Working Voltage: 10V~24V; 
<br />Bluetooth Version: V3.0 + EDR; 
<br />Effective Bluetooth Range: 10 meters; 
<br />FM Frequency: 87.5MHz - 108.0MHZ; 
<br />Audio Input/Output: 3.5mm audio interface; 
<br />USB Charging Port: 5V/2.1A. 
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<br />NOTE:
<br />1.This FM transmitter is compatible with most cars, but not all. Please ensure your car space is big enough to accommodate this car kit; 
<br />2.To prolong the lifespan of this product, please do not violently rotate the head of this product when you use it (the rotation angle shall not exceed 90 degree) ; 
<br />3.For the best sound quality, please tune it to an unused frequency; if there is interference when listening to music, please tune to another frequency; 
<br />4.The max output current of the transmitter varies with charged devices, because charged devices can limit output current automatically. The input current also varies with charged devices, lower the power, larger the input; 
<br />5.If you want to change the way to play music, please pause the music first and then connect it to your MP3, MP4 or other devices through 3.5mm audio cable to stream music. 
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<br />Package Included:
<br />1x Bluetooth FM transmitter; 
<br />1x User Manual; 
<br />1x Audio Cable(1m) ;
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<br />Size 5:
<br />1, support for Bluetooth music / TF card / U disk player, support for Bluetooth hands-free calls
<br />2,1.44 &quot;LCD dot array screen, can display frequency, song name and lyrics and other working status information
<br />3, support key operation to switch the folder to play
<br />4, support lossless music player, support power memory function
<br />5, zinc alloy in the box, structural design precision
<br />6, support 3.5mm audio interface AUX high quality audio output
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<br />Specifications:
<br />Calculator interface: high-speed USB2.0
<br />Screen: 1.44 &quot;LCD dot matrix screen
<br />Support TF card / U disk capacity:   32GB
<br />Power supply: DC12-24V
<br />Supported file types: MP3 / WMA / APE / FLAC / WAV
<br />Operating current: 50-100mA DC12V
<br />Bit rate: 64-320kbps
<br />FM frequency range: 87.5-108MHz (100KHz step)
<br />Signal to noise ratio: 85db (FM: 65db)
<br />Harmonic Distortion: &lt;0.05 (FM: &lt;0.1%)
<br />Working temperature: 0 ° -60 °
<br />Launch distance: &lt;5 m
<br />Input voltage: 12-24V
<br />Output voltage: DV 5V
<br />Output current: MAX 3.1A
<br />Color: silver, gun color
<br />Packing size:about 83 * 138 * 53mm
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<br />Package:
<br />1* Bluetooth device
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<br />Size 4:
<br />About the product
<br />The Bluetooth Receiver uses updated wireless technology to adapt audio systems with Bluetooth capability. This small, compact device enables devices and stereo audio systems to be wirelessly controlled by Bluetooth 4.0 transfer high quality audio that you can enjoy a crystal clear sound. 
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<br />Feature:
<br />1. USB Charging<p> <b><b><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-22-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-24-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-28-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-36-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-37-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-38-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-39-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-40-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-43-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-44-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-45-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-46-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-47-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5954f40ea662364161761f66-48-large.jpg></b></b></p>